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Annabergite
Annabergite

Common Opal
Common Opal



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Annabergite
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Common Opal

Annabergite and Common Opal Optical Properties

1 Optical Properties
1.1 Luster
Subadamantine, Pearly
Not Available
1.2 Pleochroism
Not Available
AbsentWalter Schumann
1.3 Dispersion
NANone
Fluorite Optical Properties
0.007 1
1.4 Transparency
Not Available
Translucent
1.5 Refractive Index
1.6221.37-1.52
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
monoclinic
Not Available
1.8 Birefringence
0.065Not Available
Achroite
0 0.296
1.9 Clarity
Not Available
Translucent

Annabergite and Common Opal Optic Character

Annabergite and Common Opal optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Annabergite and Common Opal Physical Properties like crystallographic symmetry, pleochroism,etc. in the crystal. Some of the optical properties are refractive index, luster, optic character, pleochroism etc. Prominent among these is Annabergite and Common Opal optic character. You might have noticed your gemologist rotating the gemstone while testing it. Rotating a gemstone along its optic axis helps in determining its optic character.

Annabergite and Common Opal Transparency

Similar to their colors, Annabergite and Common Opal transparency can also be used as criteria for their primary identification. Although transparency cannot be the only criteria for gemstone identification, it can efficiently used in gemstone grading. Talking about their transparency, Annabergite is Not Available while Annabergite is Not Available in appearance.